attribute vec4 a_position; 
attribute vec2 a_texCoord; 
attribute vec4 a_color;	
#ifdef GL_ES 
varying lowp vec4 v_fragmentColor; 
varying mediump vec2 v_texCoord; 
#else 
varying vec4 v_fragmentColor; 
varying vec2 v_texCoord; 
#endif 
void main()
{ 
	gl_Position = CC_MVPMatrix * a_position; 
	v_fragmentColor = a_color; 
	v_texCoord = a_texCoord; 
}	